53 lines
2.1 KiB
Python
53 lines
2.1 KiB
Python
# -*- coding: utf-8 -*-
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##############################################################################
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#
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# OpenERP, Open Source Management Solution
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# Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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##############################################################################
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from datetime import datetime
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from osv import fields, osv
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class Invoice(osv.osv):
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_inherit = 'account.invoice'
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def _amount_to_pay(self, cursor, user, ids, name, args, context=None):
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'''Return the amount still to pay regarding all the payment orders'''
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if not ids:
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return {}
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res = {}
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for invoice in self.browse(cursor, user, ids, context=context):
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res[invoice.id] = 0.0
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if invoice.move_id:
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for line in invoice.move_id.line_id:
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if not line.date_maturity or \
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datetime.strptime(line.date_maturity, '%Y-%m-%d') \
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< datetime.today():
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res[invoice.id] += line.amount_to_pay
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return res
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_columns = {
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'amount_to_pay': fields.function(_amount_to_pay,
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type='float', string='Amount to be paid',
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help='The amount which should be paid at the current date\n' \
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'minus the amount which is already in payment order'),
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}
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Invoice()
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: |